NAPSA
Function
May be involved in processing of pneumocyte surfactant precursors.
Sequence Similarities
Belongs to the peptidase A1 family.
Tissue Specificity
Expressed predominantly in adult lung (type II pneumocytes) and kidney and in fetal lung. Low levels in adult spleen and very low levels in peripheral blood leukocytes.
Cellular localization
- Secreted
Alternative names
NAP1, NAPA, NAPSA, Napsin-A, Aspartyl protease 4, Napsin-1, TA01/TA02, ASP4, Asp 4